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National Stock Number:
5305-01-042-9875
Federal Supply Class:
5305
National Item Identification Number:
010429875
Description:
SCREW,SHOULDER
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 IN.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below No. 10 (0.190 IN.) (5 mm) nominal diameter. No. 10 (0.190 IN.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use SCREW, EXTERNALLY RELIEVED BODY. For items with a No. 10 (0.190 IN.) (5 mm) or larger thread diameter without an inserted driver head, use BOLT, SHOULDER. Excludes BOLT, INTERNAL WRENCHING and SCREW, CAP, SOCKET HEAD.
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Manufacturer Information:
| 10288815 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | 10288815 | 26772 | WEGO PRECISION MACHINE, INC. |
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Techincal Specification:
| FASTENER LENGTH | 1.030 INCHES NOMINAL | | HARDNESS RATING | 36.0 ROCKWELL C NOMINAL OVERALL | | HEAD HEIGHT | 0.130 INCHES NOMINAL | | HEAD DIAMETER | 0.320 INCHES NOMINAL | | HEAD STYLE | FLAT CHAMFER | | INTERNAL DRIVE STYLE | SLOT | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 410 OVERALL | | NOMINAL THREAD DIAMETER | 0.138 INCHES | | SHOULDER DIAMETER | 0.190 INCHES NOMINAL FOURTH HOLE | | SHOULDER SHAPE | ROUND FOURTH HOLE | | SHOULDER LENGTH | 0.690 INCHES NOMINAL FOURTH HOLE | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.310 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNC |
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